Leaked source code of windows server 2003
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/*++
Copyright (c) Microsoft Corporation. All rights reserved.
Module Name:
dhcpcapi.h
Abstract:
This file contains function proto types for the DHCP CONFIG API
functions.
Author:
Madan Appiah (madana) Dec-22-1993
Environment:
User Mode - Win32
Revision History:
--*/
#ifndef _DHCPCAPI_
#define _DHCPCAPI_
#include <time.h>
HANDLE
APIENTRY
DhcpOpenGlobalEvent(
VOID
);
typedef enum _SERVICE_ENABLE {
IgnoreFlag,
DhcpEnable,
DhcpDisable
} SERVICE_ENABLE, *LPSERVICE_ENABLE;
DWORD
APIENTRY
DhcpAcquireParameters(
LPWSTR AdapterName
);
DWORD
APIENTRY
DhcpFallbackRefreshParams(
LPWSTR AdapterName
);
DWORD
APIENTRY
DhcpReleaseParameters(
LPWSTR AdapterName
);
DWORD
APIENTRY
DhcpEnableDynamicConfig(
LPWSTR AdapterName
);
DWORD
APIENTRY
DhcpDisableDynamicConfig(
LPWSTR AdapterName
);
DWORD
APIENTRY
DhcpNotifyConfigChange(
LPWSTR ServerName,
LPWSTR AdapterName,
BOOL IsNewIpAddress,
DWORD IpIndex,
DWORD IpAddress,
DWORD SubnetMask,
SERVICE_ENABLE DhcpServiceEnabled
);
#define NOTIFY_FLG_DO_DNS 0x01
#define NOTIFY_FLG_RESET_IPADDR 0x02
DWORD
APIENTRY
DhcpNotifyConfigChangeEx(
IN LPWSTR ServerName,
IN LPWSTR AdapterName,
IN BOOL IsNewIpAddress,
IN DWORD IpIndex,
IN DWORD IpAddress,
IN DWORD SubnetMask,
IN SERVICE_ENABLE DhcpServiceEnabled,
IN ULONG Flags
);
//
// IP address lease apis for RAS .
//
typedef struct _DHCP_CLIENT_UID {
LPBYTE ClientUID;
DWORD ClientUIDLength;
} DHCP_CLIENT_UID, *LPDHCP_CLIENT_UID;
typedef struct _DHCP_LEASE_INFO {
DHCP_CLIENT_UID ClientUID;
DWORD IpAddress;
DWORD SubnetMask;
DWORD DhcpServerAddress;
DWORD Lease;
time_t LeaseObtained;
time_t T1Time;
time_t T2Time;
time_t LeaseExpires;
} DHCP_LEASE_INFO, *LPDHCP_LEASE_INFO;
typedef struct _DHCP_OPTION_DATA {
DWORD OptionID;
DWORD OptionLen;
LPBYTE Option;
} DHCP_OPTION_DATA, *LPDHCP_OPTION_DATA;
typedef struct _DHCP_OPTION_INFO {
DWORD NumOptions;
LPDHCP_OPTION_DATA OptionDataArray;
} DHCP_OPTION_INFO, *LPDHCP_OPTION_INFO;
typedef struct _DHCP_OPTION_LIST {
DWORD NumOptions;
LPWORD OptionIDArray;
} DHCP_OPTION_LIST, *LPDHCP_OPTION_LIST;
DWORD
DhcpLeaseIpAddress(
DWORD AdapterIpAddress,
LPDHCP_CLIENT_UID ClientUID,
DWORD DesiredIpAddress,
LPDHCP_OPTION_LIST OptionList,
LPDHCP_LEASE_INFO *LeaseInfo,
LPDHCP_OPTION_INFO *OptionInfo
);
DWORD
DhcpRenewIpAddressLease(
DWORD AdapterIpAddress,
LPDHCP_LEASE_INFO ClientLeaseInfo,
LPDHCP_OPTION_LIST OptionList,
LPDHCP_OPTION_INFO *OptionInfo
);
DWORD
DhcpReleaseIpAddressLease(
DWORD AdapterIpAddress,
LPDHCP_LEASE_INFO ClientLeaseInfo
);
//DOC
//DOC The following are the APIs needed for dhcp-class id UI.
//DOC
enum /* anonymous */ {
DHCP_CLASS_INFO_VERSION_0 // first cut structure version
};
typedef struct _DHCP_CLASS_INFO {
DWORD Version; // MUST BE DHCP_CLASS_INFO_VERSION_0
LPWSTR ClassName; // Name of the Class.
LPWSTR ClassDescr; // Description about the class
LPBYTE ClassData; // byte stream on the wire data.
DWORD ClassDataLen; // # of bytes in the ClassData (must be > 0)
} DHCP_CLASS_INFO, *PDHCP_CLASS_INFO, *LPDHCP_CLASS_INFO;
typedef
DWORD
(WINAPI *LPDHCPENUMCLASSES)(
IN DWORD Flags,
IN LPWSTR AdapterName,
IN OUT DWORD *Size,
IN OUT DHCP_CLASS_INFO *ClassesArray
);
//DOC DhcpEnumClasses enumerates the list of classes available on the system for configuration.
//DOC This is predominantly going to be used by the NetUI. (in which case the ClassData part of the
//DOC DHCP_CLASS_INFO structure is essentially useless).
//DOC Note that Flags is used for future use.
//DOC The AdapterName can currently be only GUIDs but may soon be EXTENDED to be IpAddress strings or
//DOC h-w addresses or any other user friendly means of denoting the Adapter. Note that if the Adapter
//DOC Name is NULL (not the empty string L""), then it refers to either ALL adapters.
//DOC The Size parameter is an input/output parameter. The input value is the # of bytes of allocated
//DOC space in the ClassesArray buffer. On return, the meaning of this value depends on the return value.
//DOC If the function returns ERROR_SUCCESS, then, this parameter would return the # of elements in the
//DOC array ClassesArray. If the function returns ERROR_MORE_DATA, then, this parameter refers to the
//DOC # of bytes space that is actually REQUIRED to hold the information.
//DOC In all other cases, the values in Size and ClassesArray dont mean anything.
//DOC
//DOC Return Values:
//DOC ERROR_DEVICE_DOES_NOT_EXIST The AdapterName is illegal in the given context
//DOC ERROR_INVALID_PARAMETER
//DOC ERROR_MORE_DATA
//DOC ERROR_FILE_NOT_FOUND The DHCP Client is not running and could not be started up.
//DOC ERROR_NOT_ENOUGH_MEMORY This is NOT the same as ERROR_MORE_DATA
//DOC Win32 errors
//DOC
//DOC Remarks:
//DOC To notify DHCP that some class has changed, please use the DhcpHandlePnPEvent API.
DWORD
WINAPI
DhcpEnumClasses( // enumerate the list of classes available
IN DWORD Flags, // currently must be zero
IN LPWSTR AdapterName, // currently must be AdapterGUID (cannot be NULL yet)
IN OUT DWORD *Size, // input # of bytes available in BUFFER, output # of elements in array
IN OUT DHCP_CLASS_INFO *ClassesArray // pre-allocated buffer
);
enum /* anonymous */ { // who are the recognized callers of this API
DHCP_CALLER_OTHER = 0, // un-specified user, not one of below
DHCP_CALLER_TCPUI, // the TcpIp UI
DHCP_CALLER_RAS, // the RAS Api
DHCP_CALLER_API, // some one else via DHCP API
};
enum /* anonymous */ { // supported structure versions..
DHCP_PNP_CHANGE_VERSION_0 = 0 // first cut version structure
};
typedef struct _DHCP_PNP_CHANGE {
DWORD Version; // MUST BE DHCP_PNP_CHANGE_VERSION_0
BOOL DnsListChanged;// DNS Server list changed
BOOL DomainChanged; // Domain Name changed
BOOL HostNameChanged; // the DNS Host name changed..
BOOL ClassIdChanged;// ClassId changed
BOOL MaskChanged; // SubnetMask changed; CURRENTLY NOT USED
BOOL GateWayChanged;// DefaultGateWay changed; CURRENTLY NOT USED
BOOL RouteChanged; // some STATIC route changed; CURRENTLY NOT USED
BOOL OptsChanged; // some options changed. CURRENTLY NOT USED
BOOL OptDefsChanged;// some option definitions changed. CURRENTLY NOT USED
BOOL DnsOptionsChanged; // some DNS specific options have changed.
} DHCP_PNP_CHANGE, *PDHCP_PNP_CHANGE, *LPDHCP_PNP_CHANGE;
typedef // this typedef SHOULD match the following declaration.
DWORD
(WINAPI FAR *LPDHCPHANDLEPNPEVENT)(
IN DWORD Flags,
IN DWORD Caller,
IN LPWSTR AdapterName,
IN LPDHCP_PNP_CHANGE Changes,
IN LPVOID Reserved
);
//DOC DhcpHandlePnpEvent can be called as an API by any process (excepting that executing within the
//DOC DHCP process itself) when any of the registry based configuration has changed and DHCP client has to
//DOC re-read the registry. The Flags parameter is for future expansion.
//DOC The AdapterName can currently be only GUIDs but may soon be EXTENDED to be IpAddress strings or
//DOC h-w addresses or any other user friendly means of denoting the Adapter. Note that if the Adapter
//DOC Name is NULL (not the empty string L""), then it refers to either GLOBAL parameters or ALL adapters
//DOC depending on which BOOL has been set. (this may not get done for BETA2).
//DOC The Changes structure gives the information on what changed.
//DOC Currently, only a few of the defined BOOLs would be supported (for BETA2 NT5).
//DOC
//DOC Return Values:
//DOC ERROR_DEVICE_DOES_NOT_EXIST The AdapterName is illegal in the given context
//DOC ERROR_INVALID_PARAMETER
//DOC ERROR_CALL_NOT_SUPPORTED The particular parameter that has changed is not completely pnp yet.
//DOC Win32 errors
DWORD
WINAPI
DhcpHandlePnPEvent(
IN DWORD Flags, // MUST BE ZERO
IN DWORD Caller, // currently must be DHCP_CALLER_TCPUI
IN LPWSTR AdapterName, // currently must be the adapter GUID or NULL if global
IN LPDHCP_PNP_CHANGE Changes, // specify what changed
IN LPVOID Reserved // reserved for future use..
);
//================================================================================
// end of file
//================================================================================
#endif